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1990 Chevrolet Caprice Classic 5.0L Excessive Emissions, Poor Idle Quality
Posted to GM Driveability on 3/15/2016 32 Replies

Anybody know anything about these Rochester electronic carburetors? This wagon failed emissions pretty badly and I traced it to the fuel control solenoid on the E4M carb ( the famous "dancing needle"). I performed all the factory tests on the solenoid and it p...

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  Related Documents & Media  1990 Chevrolet Caprice Classic

 
Message Closed w/FIX

car Vehicle Data

1990 Chevrolet Caprice Classic

VIN 1G1BN84Y0L
Engine5.0 L / 8 cyl / GAS
Trans4-speed Automatic
DeliveryCarburetion / 4BBL
EmissionsUS FED
SymptomsExcessive Emissions, Poor Idle Quality
OccursAlways
Message Closed w/FIX

car Vehicle Data

1990 Chevrolet Caprice Classic

VIN 1G1BN84Y0L
Engine5.0 L / 8 cyl / GAS
Trans4-speed Automatic
DeliveryCarburetion / 4BBL
EmissionsUS FED
SymptomsExcessive Emissions, Poor Idle Quality
OccursAlways